Home / 459,723.42-634,205.43-268,744.86

Finding the Fourth Proportional to 459,723.42, 634,205.43 and 268,744.86

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Solution

The fourth proportional to 459,723.42, 634,205.43 and 268,744.86 is: 370,743.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,723.42 : 634,205.43 = 268,744.86 : x
  2. Step 2: Convert to fraction form
    459,723.42/634,205.43 = 268,744.86/x
  3. Step 3: Cross multiply
    459,723.42x = 634,205.43 × 268,744.86
  4. Step 4: Simplify right side
    459,723.42x = 170,439,449,496.59
  5. Step 5: Solve for x
    x = 170,439,449,496.59/459,723.42
  6. Step 6: Final answer
    x = 370,743.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.